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CVE-2022-2651

48
FAUCET Score

CVE-2022-2651 is a critical authentication bypass vulnerability affecting Bookwyrm, specifically versions prior to 0.4.5. This flaw, categorized as CWE-305, allows an unauthenticated attacker to bypass security measures. With a CVSS score of 9.8, it poses a severe risk, enabling full compromise of confidentiality, integrity, and availability with low attack complexity over a network. While not currently listed on the KEV catalog, a public exploit (EDB-51013) exists, yet there is minimal community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.4.5CPE matchmatch criteria
cpe:2.3:a:joinbookwyrm:bookwyrm:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
11.84%
Probability of exploitation in next 30 days
EPSS Percentile
95.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-51013 · Sep 20, 2022
This CVE's current EPSS score of 0.1184 is in the 91st percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

packetstormsecurity.com / files/168423/Bookwyrm-0.4.3-Authentication-Bypass.html
ExploitThird Party AdvisoryVDB Entry
github.com / bookwyrm-social/bookwyrm/commit/7bbe42fb30a79a26115524d18b697d895563c92f
PatchThird Party Advisory
huntr.dev / bounties/428eee94-f1a0-45d0-9e25-318641115550
ExploitPatchThird Party Advisory